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Pico projectors were (or is it are?) supposed to be all the rage, allowing you to do video straight from your phone. Previously, though, you've needed some sort of external attachment. That changes with the Samsung Galaxy Beam -- previously known as the Halo -- which sports a 3.7-inch Super AMOLED screen along with tri-band HSPA and quad-band EDGE, 802.11 Wifi, an 8MP autofocus camera with flash...